CVE-2021-43138

highcovered by 1 sourcefirst seen 2026-08-10

A remote, anonymous attacker can exploit multiple vulnerabilities in IBM DB2 to execute arbitrary code, disclose information, cause a denial of service condition, or manipulate files.

CSIRTS triage

What: Multiple vulnerabilities in IBM DB2 enable arbitrary code execution, information disclosure, denial of service, and file manipulation.
Who is affected: IBM DB2 installations exposed to unauthenticated remote attackers.
Urgency: High priority; remote code execution capability and multiple attack vectors demand immediate remediation.
Action: Apply IBM DB2 security patches covering all eight CVEs as soon as possible.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Moderate exploitation risk3.3% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 88% of all EPSS-scored CVEs.

Advisory coverage (1)

high[UPDATE] [high] IBM DB2: Multiple vulnerabilities enable code executioncert-bund · 2026-08-10

External references

NVD record for CVE-2021-43138

CVE.org record

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